Finding the Fourth Proportional to 1,234,977.42, 1,852,206.93 and 348,306.06
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Solution
The fourth proportional to 1,234,977.42, 1,852,206.93 and 348,306.06 is: 522,385.99
Step by Step Solution
- Step 1: Write the proportion equation
1,234,977.42 : 1,852,206.93 = 348,306.06 : x - Step 2: Convert to fraction form
1,234,977.42/1,852,206.93 = 348,306.06/x - Step 3: Cross multiply
1,234,977.42x = 1,852,206.93 × 348,306.06 - Step 4: Simplify right side
1,234,977.42x = 645,134,904,029.66 - Step 5: Solve for x
x = 645,134,904,029.66/1,234,977.42 - Step 6: Final answer
x = 522,385.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.